/*
 * Copyright 2021 The Modelbox Project Authors. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.modelbox;

public class Flow {

  private long flowPtr = 0;

  public Flow() {
    flowPtr = ModelBoxJni.FlowNew();
  }

  public void init(String name, String graph) throws FlowException {
    ModelBoxJni.FlowInit(flowPtr, name, graph);
    return;
  }

  public void build() throws FlowException {
    ModelBoxJni.FlowBuild(flowPtr);
    return;
  }

  public void close() throws FlowException {
    if (flowPtr == 0) {
      return;
    }
    ModelBoxJni.FlowFree(flowPtr);
  }

  protected void finalize() {
    try {
      close();
    } catch (Exception e) {
      //pass
    }
  }
}